SKU: Eaton-283222
Circuit-breakers 4 pole 800/500 A
Circuit-breaker NZM4, 4 pole, Switching capacity 400/415 V 50 Hz( Icu ): 100 kA, Rated current = rated uninterrupted current Rated current = rated uninterrupted current( In = Iu ): 800 A, Installation type: Fixed, Screw connection, Standard/Approval: IEC, Protective function: System and cable protection
Product range | Circuit-breaker |
Protective function | System and cable protection |
Standard/Approval | IEC |
Installation type | Fixed |
Release system | Electronic release |
Construction size | NZM4 |
Description | Set value in neutral conductor is synchronous with set value Ir of main pole. R.m.s. value measurement and “thermal memory” |
Number of poles | 4 pole |
Standard equipment | Screw connection |
400/415 V 50 Hz [Icu ] | 100 kA |
Rated current = rated uninterrupted current [In = Iu] | 800 A |
Neutral conductor [% of phase conductor] | 60 CSA |
Reduced neutral conductor protection | 500 A |
Neutral conductor protection | Reduced neutral conductor protection |
Overload trip [Ir
] 400 - 800 A
|
400 - 800 A |
Short-circuit releases [Irm
] >Non-delayed [Ii = In x …] |
250 - 500 A |
Standards | 2 - 12 |
Protection against direct contact | IEC/EN 60947 |
Climatic proofing | Finger and back of hand proof to VDE 0106 Part 100 |
Ambient temperature >Ambient temperature, storage |
Damp heat, constant, to IEC 60068-2-78 Damp heat, cyclic, to IEC 60068-2-30 |
Ambient temperature >Operation |
- 40 - + 70 °C |
Mechanical shock resistance (10 ms half-sinusoidal shock) according to IEC 60068-2-27 | -25 - +70 °C |
Safe isolation to EN 61140 >Between auxiliary contacts and main contacts |
15 (half-sinusoidal shock 11 ms) g |
Safe isolation to EN 61140 >between the auxiliary contacts |
500 V AC |
Weight | 300 V AC |
Mounting position | 27 kg |
Direction of incoming supply | |
Degree of protection >Device |
as required |
Degree of protection >Enclosures |
In the operating controls area: IP20 (basic degree of protection) |
Degree of protection >Terminations |
With insulating surround: IP40 With door coupling rotary handle: IP66 |
Other technical data (sheet catalogue) | Tunnel terminal: IP10 Phase isolator and strip terminal: IP00 |
Rated current = rated uninterrupted current [In = Iu] | Temperature dependency, Derating |
Rated surge voltage invariability [Uimp
] >Main contacts |
800 A |
Rated surge voltage invariability [Uimp
] >Auxiliary contacts |
8000 V |
Rated operational voltage [Ue] | 6000 V |
Overvoltage category/pollution degree | 690 V AC |
Rated insulation voltage [Ui ] | III/3 |
Use in unearthed supply systems | 1000 V |
Rated short-circuit making capacity [Icm
] >240 V [Icm ] |
≦ 690 V |
Rated short-circuit making capacity [Icm
] >400/415 V [Icm ] |
275 kA |
Rated short-circuit making capacity [Icm
] >440 V 50/60 Hz [Icm ] |
220 kA |
Rated short-circuit making capacity [Icm
] >525 V 50/60 Hz [Icm ] |
187 kA |
Rated short-circuit making capacity [Icm
] >690 V 50/60 H [Ic] |
143 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >240 V 50/60 Hz [Icu ] |
105 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >400/415 V 50/60 Hz [Icu ] |
125 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >440 V 50/60 Hz [Icu ] |
100 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >525 V 50/60 Hz [Icu ] |
85 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Icu to IEC/EN 60947 test cycle O-t-CO [Icu] >690 V 50/60 Hz [Icu ] |
65 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >240 V 50/60 Hz [Ics ] |
50 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >400/415 V 50/60 Hz [Ics ] |
63 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >440 V 50/60 Hz [Ics ] |
50 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >525 V 50/60 Hz [Ics ] |
43 kA |
Rated short-circuit breaking capacity Icn [Icn
] >Ics to IEC/EN 60947 test cycle O-t-CO-t-CO [Ics] >690 V 50/60 Hz [Ics] |
49 kA |
Rated short-circuit breaking capacity Icn [Icn ] | 37 kA |
Rated short-time withstand current >t = 0.3 s [Icw ] |
Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit-breaker. |
Rated short-time withstand current >t = 1 s [Icw ] |
19.2 kA |
Utilization category to IEC/EN 60947-2 | 19.2 kA |
Lifespan, mechanical(of which max. 50 % trip by shunt/undervoltage release) [Operations] | A |
Lifespan, electrical >AC-1 >400 V 50/60 Hz [Operations] |
10000 |
Lifespan, electrical >AC-1 >415 V 50/60 Hz [Operations] |
3000 |
Lifespan, electrical >AC-1 >690 V 50/60 Hz [Operations] |
3000 |
Lifespan, electrical >AC--3 >400 V 50/60 Hz [Operations] |
2000 |
Lifespan, electrical >AC--3 >415 V 50/60 Hz [Operations] |
2000 |
Lifespan, electrical >AC--3 >690 V 50/60 Hz [Operations] |
2000 |
Lifespan, electrical >Max. operating frequency |
1000 |
Total break time at short-circuit | 60 Ops/h |
Standard equipment | < 25 ≦ 415 V; < 35 > 415 V ms |
Optional accessories | Screw connection |
Round copper conductor >Tunnel terminal >Stranded >4-hole |
Tunnel terminal connection on rear Strip terminal |
Round copper conductor >Bolt terminal and rear-side connection >Direct on the switch >Stranded |
4 x (50 - 240) mm2 |
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Single hole [min.] |
1 x (120 - 185) 4 x (50 - 185) mm2 |
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Single hole [max.] |
1 x (120 - 300) mm2 |
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Double hole [min.] |
2 x (95 - 300) mm2 |
Round copper conductor >Bolt terminal and rear-side connection >Module plate >Double hole [max.] |
2 x (95 - 185) mm2 |
Round copper conductor >Bolt terminal and rear-side connection >Connection width extension >Connection width extension |
4 x (35 - 185) mm2 |
Al circular conductor >Tunnel terminal >Stranded >4-hole |
4 x 300 6 x (95 - 240) mm2 |
Cu strip (number of segments x width x segment thickness) >Flat conductor terminal [min.] |
4 x (50 - 240) mm2 |
Cu strip (number of segments x width x segment thickness) >Flat conductor terminal [max.] |
6 x 16 x 0.8 mm |
Cu strip (number of segments x width x segment thickness) >Module plate >Single hole |
(2 x) 10 x 32 x 1.0 mm |
Cu strip (number of segments x width x segment thickness) >Bolt terminal and rear-side connection >Flat copper strip, with holes [min.] |
(2 x) 10 x 50 x 1.0 mm |
Cu strip (number of segments x width x segment thickness) >Bolt terminal and rear-side connection >Flat copper strip, with holes [max.] |
5 x 25 x 1.0 mm |
Cu strip (number of segments x width x segment thickness) >Bolt terminal and rear-side connection >Connection width extension |
(2 x) 10 x 50 x 1.0 mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Screw connection |
(2 x) 10 x 80 x 1.0 mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Direct on the switch [min.] |
M10 |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Direct on the switch [max.] |
25 x 5 mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Module plate >Single hole [min.] |
2 x (50 x 10) mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Module plate >Single hole [max.] |
25 x 5 mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Module plate >Double hole |
2 x (50 x 10) mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Connection width extension >Connection width extension [min.] |
2 x (50 x 10) mm |
Copper busbar (width x thickness) [mm] >Bolt terminal and rear-side connection >Connection width extension >Connection width extension [max.] |
60 x 10 mm |
Control cables | 2 x (80 x 10) mm |
Rated operational current for specified heat dissipation [In] | 1 x (0.75 - 2.5) 2 x (0.75 - 1.5) mm2 |
Equipment heat dissipation, current-dependent [Pvid] | 800 A |
Operating ambient temperature min. | 79 W |
Operating ambient temperature max. | -25 °C |
10.2 Strength of materials and parts >10.2.2 Corrosion resistance |
+70 °C |
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.5 Lifting |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.6 Mechanical impact |
Does not apply, since the entire switchgear needs to be evaluated. |
10.2 Strength of materials and parts >10.2.7 Inscriptions |
Does not apply, since the entire switchgear needs to be evaluated. |
10.3 Degree of protection of ASSEMBLIES | Meets the product standard´s requirements. |
10.4 Clearances and creepage distances | Does not apply, since the entire switchgear needs to be evaluated. |
10.5 Protection against electric shock | Meets the product standard´s requirements. |
10.6 Incorporation of switching devices and components | Does not apply, since the entire switchgear needs to be evaluated. |
10.7 Internal electrical circuits and connections | Does not apply, since the entire switchgear needs to be evaluated. |
10.8 Connections for external conductors | Is the panel builder´s responsibility. |
10.9 Insulation properties >10.9.2 Power-frequency electric strength |
Is the panel builder´s responsibility. |
10.9 Insulation properties >10.9.3 Impulse withstand voltage |
Is the panel builder´s responsibility. |
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material |
Is the panel builder´s responsibility. |
10.10 Temperature rise | Is the panel builder´s responsibility. |
10.11 Short-circuit rating | The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
10.12 Electromagnetic compatibility | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
10.13 Mechanical function | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
Rated permanent current Iu | The device meets the requirements, provided the information in the instruction leaflet (IL) is observed. |
Rated voltage | 800 A |
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz | 690 - 690 V |
Overload release current setting | 100 kA |
Adjustment range short-term delayed short-circuit release | 400 - 800 A |
Adjustment range undelayed short-circuit release | 0 - 0 A |
Integrated earth fault protection | 1600 - 9600 A |
Type of electrical connection of main circuit | No |
Device construction | Screw connection |
Suitable for DIN rail (top hat rail) mounting | Built-in device fixed built-in technique |
DIN rail (top hat rail) mounting optional | No |
Number of auxiliary contacts as normally closed contact | No |
Number of auxiliary contacts as normally open contact | 0 |
Number of auxiliary contacts as change-over contact | 0 |
With switched-off indicator | 0 |
With under voltage release | No |
Number of poles | No |
Position of connection for main current circuit | 4 |
Type of control element | Front side |
Complete device with protection unit | Rocker lever |
Motor drive integrated | Yes |
Motor drive optional | No |
Degree of protection (IP) | Yes |
Characteristic curve | IP20 |